Chris Tutty a �crit : > From: "Anushka Doshi" <[EMAIL PROTECTED]> > > Anybody written GPS apps for Palm OS? > > > Yes, several > > > What API's did you use? > > > GPS data is basicly a comma-separated text stream > arriving through a connection protocol of some sort > - serial comms, IR, bluetooth, etc so you'd use the > Palm OS API relating to the transport layer and dig > up some code for parsing the text sentences that > contain the GPS data.
Depending on what you want to do, you may decide to only support standard NMEA phrases that give you lat/lon position and other universal data; this protocol, although more complex, is common to most GPSes, unlike brand-specific protocols. NMEA FAQ http://vancouver-webpages.com/peter/nmeafaq.txt NMEA encoding example http://vancouver-webpages.com/peter/nmeatype.txt NMEA decoder design http://www.visualgps.net/Papers/NMEAParser/NMEA%20Parser%20Design.htm -- Luc Le Blanc -- For information on using the Palm Developer Forums, or to unsubscribe, please see http://www.palmos.com/dev/support/forums/
